buildx failed with: ERROR: failed to solve: process "/bin/sh -c if [ \"$UPDATED\" = true ]; then dnf upgrade -y; fi && dnf install -y openssh-server && dnf clean all && useradd demo && echo \"demo\" | passwd --stdin demo && ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N \"\" && ssh-keygen -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N \"\" && ssh-keygen -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -N \"\"" did not complete successfully: exit code: 1